Connectivity technology: USB. What You Get: Fiodio F-2068 gaming keyboard, user manual. Great Compatibility: Windows 2000 / 2003 / XP / Vista / Win7 / Win8 / Win10. Unrivalled Durability: Tested over 10, 000, 000 keystrokes, the keyboard is extremely durable to ensure longer service life. Splash Resistant Design: Thanks to its spill-resistant design, you do not need to worry about the trouble caused by accidental spills of water any more. Full 104-Key Anti-Ghosting for Smooth Gaming: 104-key rollover with anti-ghosting design ensures the most accuracy of your commands in any use case scenario, and will never miss a single key-press or confuse your commands under any conditions. Bright and Colorful Backlit Keyboard: The colorful rainbow Backlit can bring you into a great gaming keyboard atmosphere. There are permanent lighting and automatic breathing lighting modes for your options. You can also adjust the brightness of the backlight according to your preference. Superior Blue Switches for Incredible Typing Feedback: The mechanical keyboard is designed with blue switches, which provides crisp key clicks and pleasant paragraph feeling.